1.Ubuntu版本
18.04.1
2.备份源文件
1 cp /etc/apt/sources.list /etc/apt/sources.list.bak
3.修改源文件(sources.list)
1 sudo vim /etc/apt/sources.list
删除源文件内容进行替换。
1 deb https://mirrors.ustc.edu.cn/ubuntu/ bionic main restricted universe multiverse 2 deb https://mirrors.ustc.edu.cn/ubuntu/ bionic-updates main restricted universe multiverse 3 deb https://mirrors.ustc.edu.cn/ubuntu/ bionic-backports main restricted universe multiverse 4 deb https://mirrors.ustc.edu.cn/ubuntu/ bionic-security main restricted universe multiverse 5 deb https://mirrors.ustc.edu.cn/ubuntu/ bionic-proposed main restricted universe multiverse 6 deb-src https://mirrors.ustc.edu.cn/ubuntu/ bionic main restricted universe multiverse 7 deb-src https://mirrors.ustc.edu.cn/ubuntu/ bionic-updates main restricted universe multiverse 8 deb-src https://mirrors.ustc.edu.cn/ubuntu/ bionic-backports main restricted universe multiverse 9 deb-src https://mirrors.ustc.edu.cn/ubuntu/ bionic-security main restricted universe multiverse 10 deb-src https://mirrors.ustc.edu.cn/ubuntu/ bionic-proposed main restricted universe multiverse
4.获取包的最新信息
1 # sudo apt update 获取包的最新信息 2 # sudo apt upgrade 下载更新包